7-甲氧基-9h-吡啶并[3,4-b]吲哚

6-(2-羟基苯基)-哒嗪-3(2H)-酮

2-(ethoxycarbonylamino)-2-hydroxyacetic acid

2-[[1-(4-methoxyphenyl)-2-[(4-methylphenyl)methylsulfanyl]ethyl]amino]acetic acid

6-(3-溴苯基)吡嗪-3(2H)-酮